Women who are over the age of 40 and pursue sexual relations/commitment with men in their twenties or thirties. However, they are successfully established and does not need a man to provide for them. They seek a partner who can keep up with their stamina.

Sandra Bullock (38) who dated Ryan Gosling (22) is considered a Cougar.

An attractive middle-aged woman who is fit, active, confident, independent, somewhat bohemian and not yet brain dead who is attracted to younger men because most of the available men her age are opinionated lazy slugs with beer guts.

Girlfriend #1 to Girlfriend #2: "Why can't you find someone older? What's up with you and these younger guys? "
Girlfriend #2 to Girlfriend #1: "Have you seen what's out there?!"
Girlfriend #1 to Girlfriend #2: "You're getting the reputation for being a COUGAR."
Girlfriend #2 to Girlfriend #1: "Yeah. So. And your point is?"

An older woman (35+) who preys upon young sexual toys. While most cougars prefer their victims under 25 years of age, some rare types will stalk those as old as ten years their junior. Cougars frequently wear push-up bras and glitter, prowling about karaoke bars and jello wrestling pits for firm, youthful flesh. Not uncommonly, a real cougar would say they aren't one. That way their target would be falsely reassured before the fatal pounce.

"Ellen is a cougar. She is flat-out lying, and she is looking to hurt us, store our bodies up some tree and quietly and contentedly much on our carcasses at her leisure."

Typically approaching the age of 25, will frequent at nightclubs where her toy boy target will also be present. Prime tactic is to lure the target into sharing a drink before binning it on to the target, making them consume the drink very quickly, making them feel dizzy and vulnerable. At this point the cougar pounces.